Nitrogen fixation is the process of changing oxygen into a usable form of nitrogen
the process of changing free nitrogen into a usable form
the process of changing fossil fuels into a usable form of nitrogen.
the process of changing fixed nitrogen into a usable form

after making a punnet square using bv bv bv bv you will find that the ratio will be 9: 7 or a 128.6% probability.

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c. the initial amount of money placed in the savings account

only about ten percent of the energy at one trophic level is passed on to organisms at the next trophic level. the remainder of the energy is used in life processes or lost as heat.